body{margin:0;font-family:Segoe UI,sans-serif;background:#f4f4f4}.app-container{display:flex;flex-direction:column;height:100vh;width:100vw}header{background:#2c3e50;color:#fff;padding:10px 20px;display:flex;justify-content:space-between;align-items:center;position:relative;z-index:100}header button{margin-left:10px;padding:6px 12px;background:#3498db;color:#fff;border:none;border-radius:4px;cursor:pointer}header button:hover{background:#2980b9}.main-section{display:flex;flex:1;overflow:hidden}.client-list,.left-panel{width:220px;background:#fff;padding:10px;overflow-y:auto;border-right:1px solid #ddd;position:relative}.client-draggable{background:#fff;padding:8px;margin-bottom:10px;border:1px solid #ccc;border-radius:6px;font-size:14px;cursor:grab;transition:background .2s}.client-draggable:hover{background:#f0f0f0}.center-panel{flex:1;display:flex;flex-direction:column;padding:10px;position:relative;z-index:0}.scheduler-container{flex:1;background:#fff;border-radius:6px;overflow:hidden;box-shadow:0 0 4px #0000001a;position:relative;z-index:0;min-height:600px}.calendar-container{width:100%;height:100%;position:relative;z-index:0}footer{background:#ecf0f1;margin-top:10px;padding:10px;display:flex;justify-content:space-around;border-radius:4px;font-size:14px;font-weight:700}.right-log{width:320px;background:#fdfdfd;border-left:1px solid #ddd;padding:10px;overflow-y:auto;display:flex;flex-direction:column}.right-log h3{margin:0 0 10px;font-size:16px;color:#333}.message-box{flex:1;overflow-y:auto;background:#f8f8f8;padding:10px;font-family:monospace;font-size:13px;border:1px solid #ddd;border-radius:4px}.log-line{padding:4px 0;border-bottom:1px solid #eee}.session-overlay{position:fixed;top:10%;left:20%;width:60%;background:#fff;border:2px solid #ccc;box-shadow:0 0 20px #0000004d;z-index:999;padding:1rem;border-radius:10px}.progress-bar-wrapper{background:#eee;height:20px;border-radius:10px;overflow:hidden;margin-top:10px}.progress-bar{height:100%;background:#4caf50;transition:width .1s linear}.session-status{background:#fff;border:2px solid #ccc;padding:10px;margin-bottom:10px;border-radius:8px}.session-status p{margin:4px 0}.acuity-section{margin-top:12px}.acuity-label{display:flex;justify-content:space-between;font-size:13px;margin-bottom:4px}.acuity-bar-wrapper{width:100%;height:18px;background:#ddd;border-radius:8px;overflow:hidden}.acuity-bar{height:100%;background-color:#e67e22;width:100%;transition:width .1s linear}.client-tooltip{position:absolute;background:#fff;border:1px solid #ccc;padding:6px 10px;font-size:.9em;box-shadow:0 2px 6px #0000001a;z-index:1000;pointer-events:none;transform:translateY(-100%);margin-top:-5px}body{font-family:sans-serif;margin:0;padding:0;background-color:#f5f5f5}